Timescale pg-aiguide: MCP Server That Teaches AI Agents to Write Better PostgreSQL Code at 1.7K Stars

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Timescale released pg-aiguide, an MCP server providing AI-optimized PostgreSQL skills and version-aware documentation search via semantic (vector) and keyword (BM25) retrieval. The server includes curated, opinionated best practices as machine-targeted guidance that AI agents can reliably use. Compatible with Claude Code, Cursor, Codex, Gemini CLI, and 40+ other agents. A practical example of domain-specific MCP servers improving AI code quality.